A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5855-01-495-1750
NSN 5990-01-370-4785
NSN 5985-00-489-2167
NSN 5855-00-986-9708
NSN 6620-00-120-0974
NSN 5920-00-883-4317
NSN 6110-00-784-7015
NSN 6610-01-128-2428
NSN 6220-00-809-6071
NSN 5945-00-171-4484
NSN 4140-01-335-8992
NSN 6645-01-363-5944